♪ >> bill: that is this edition of the factor thanks very much for watching us. i am bill o'reilly remember the spin stops right here, we are definitely looking out for >>> ten, nine, eight. >> this is the end of the cycle. >> it's the magnetic poles will reverse. >> it's a wildcard. astroids are a wildcard, sometimes they can sneak up on you. >> it's big bussa. >> you just saw our own count down. summer solstice, june 21st leading up to the date the mayan calendar says doomsday. i'm bill hemmer and welcome to our special presentation. the fact that the mayan calendar will held december 21 but don't believe the hype. we're certain the world will not end that day. doomsday has been predicted by religions and cultures countless time.on this program we investie our fascination with doomsday. why today has been pinned on the maya. adam housley explores and lauren green investigates the good and evil and second coming of christ is imminent. amy kellogg what they share with the neolithic builders of stonehenge. but first, we travel to southern mexico and jewel of the mayan period.